One human hair can support 3 ounces.
191
Your fingernails grow faster in summer.
744
Our Right Lungs takes more air than our left lung.
194
On average, a human being will have sex more than 3,000 times and spend two weeks kissing in their lifetime.
161
If your DNA was stretched out it would reach to the moon 6,000 times.
256
Our eyes are always the same size from birth, but our nose and ears never stop growing.
266
Enamel is hardest substance in the human body.
61
Poor eyesight (myopia) is associated with higher IQ.
232